6. Loans (Schedule Of Contractual Aging Of Recorded Investment In Past Due Loans By Class) (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2013	Dec. 31, 2012	Sep. 30, 2012
Past Due, 30-59 days	$ 5,525	$ 4,400	$ 4,349
Past Due, 60-89 days	2,741	3,341	3,324
Past Due, > 90 days	22,062	31,761	35,453
Past Due, Total	30,328	39,503	43,126
Current	921,880	915,598	915,627
Recorded Investment > 90 days and Accruing	0	0	0
Commercial Loan [Member]
Past Due, 30-59 days	10	225	273
Past Due, 60-89 days	111	5	634
Past Due, > 90 days	1,583	2,294	1,594
Past Due, Total	1,704	2,524	2,501
Current	82,140	83,305	86,496
Recorded Investment > 90 days and Accruing	0	0	0
Owner Occupied [Member]
Past Due, 30-59 days	846	57	216
Past Due, 60-89 days	229	0	581
Past Due, > 90 days	432	1,023	400
Past Due, Total	1,507	1,080	1,197
Current	149,753	153,172	148,893
Recorded Investment > 90 days and Accruing	0	0	0
Non Owner Occupied [Member]
Past Due, 30-59 days	587	182	513
Past Due, 60-89 days	244	193	0
Past Due, > 90 days	0	908	1,882
Past Due, Total	831	1,283	2,395
Current	278,581	274,799	276,737
Recorded Investment > 90 days and Accruing	0	0	0
Land And Land Improvements [Member]
Past Due, 30-59 days	154	0	17
Past Due, 60-89 days	0	0	39
Past Due, > 90 days	8,669	11,795	13,412
Past Due, Total	8,823	11,795	13,468
Current	64,266	67,540	69,389
Recorded Investment > 90 days and Accruing	0	0	0
Construction Loans [Member]
Past Due, 30-59 days	0	0	50
Past Due, 60-89 days	0	0	0
Past Due, > 90 days	38	153	153
Past Due, Total	38	153	203
Current	12,285	3,619	1,884
Recorded Investment > 90 days and Accruing	0	0	0
Non Jumbo [Member]
Past Due, 30-59 days	3,467	3,344	2,681
Past Due, 60-89 days	2,031	2,616	2,029
Past Due, > 90 days	2,225	2,797	2,544
Past Due, Total	7,723	8,757	7,254
Current	207,335	207,957	208,330
Recorded Investment > 90 days and Accruing	0	0	0
Jumbo [Member]
Past Due, 30-59 days	0	0	0
Past Due, 60-89 days	0	0	0
Past Due, > 90 days	9,000	12,564	15,273
Past Due, Total	9,000	12,565	15,273
Current	50,701	49,002	47,475
Recorded Investment > 90 days and Accruing	0	0	0
Home Equity [Member]
Past Due, 30-59 days	214	337	280
Past Due, 60-89 days	49	448	5
Past Due, > 90 days	24	179	149
Past Due, Total	287	964	434
Current	53,387	52,299	53,021
Recorded Investment > 90 days and Accruing	0	0	0
Consumer Portfolio Segment [Member]
Past Due, 30-59 days	197	255	319
Past Due, 60-89 days	77	79	36
Past Due, > 90 days	91	48	46
Past Due, Total	365	382	401
Current	20,107	20,204	20,889
Recorded Investment > 90 days and Accruing	0	0	0
Other Loans [Member]
Past Due, 30-59 days	50	0	0
Past Due, 60-89 days	0	0	0
Past Due, > 90 days	0	0	0
Past Due, Total	50	0	0
Current	3,325	3,701	2,513
Recorded Investment > 90 days and Accruing	$ 0	$ 0	$ 0